hyperenhancement

English

Etymology

From hyper- +‎ enhancement.

Noun

hyperenhancement (countable and uncountable, plural hyperenhancements)

1. Greater than normal enhancement
   • 2024, Jennifer Davidson, ‎Beth Shepherd, ‎Sunderarajan Jayaraman, Practice Long Cases for the Part B Final FRCR Examination:

     However, several enterographic findings are associated with increased disease activity, including wall thickening greater than 4 mm, intramural and mesenteric oedema, mucosal hyperaemia, wall enhancement (and enhancement pattern), transmural ulceration and fistula formation, vascular engorgement and inflammatory mesenteric lymph nodes (often with hyperenhancement).

2. (radiology) Greater than background-level brightness.
   • 2007, Valentin Fuster, Robert A. O'Rourke, Richard Walsh, Hurst's the Heart, page 675:

     For example, transmural hyperenhancements ranging from 26 to 50 percent in dysfunctional myocardial segments predicted with a less than 50 percent accuracy a postrevascularization improvement in contractile function.

   • 2007, Applied Radiology, page 14:

     One would expect the area of hypoenhancement on first-pass imaging to be larger than that of hyperenhancement on delayed contrast-enhanced imaging.